[INFO] fetching crate minimp3 0.5.1...
[INFO] checking minimp3-0.5.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate minimp3 0.5.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate minimp3 0.5.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimp3 0.5.1
[INFO] finished tweaking crates.io crate minimp3 0.5.1
[INFO] tweaked toml for crates.io crate minimp3 0.5.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate minimp3 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.23
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded tokio-macros v1.0.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded bytes v1.0.0
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded futures-channel v0.3.8
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] [stderr]   Downloaded minimp3-sys v0.3.2
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded thiserror v1.0.23
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded tokio v1.0.1
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded futures-sink v0.3.8
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded cc v1.0.59
[INFO] [stderr]   Downloaded slice-deque v0.3.0
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded arc-swap v0.4.7
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dc9c3f9aaafd3f628a55f391ead6264fe1702c1c3a94cc7cfdb7786e8e88576
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1dc9c3f9aaafd3f628a55f391ead6264fe1702c1c3a94cc7cfdb7786e8e88576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dc9c3f9aaafd3f628a55f391ead6264fe1702c1c3a94cc7cfdb7786e8e88576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dc9c3f9aaafd3f628a55f391ead6264fe1702c1c3a94cc7cfdb7786e8e88576", kill_on_drop: false }`
[INFO] [stdout] 1dc9c3f9aaafd3f628a55f391ead6264fe1702c1c3a94cc7cfdb7786e8e88576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc8fe1651d74c4c93e17bd0ee4e0c5fc985c3988ccd43964746ebebf1e06d763
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc8fe1651d74c4c93e17bd0ee4e0c5fc985c3988ccd43964746ebebf1e06d763", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking minimp3 v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]   --> examples/example.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |                 sample_rate,
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: try ignoring the field: `sample_rate: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_frame_future` found for struct `Decoder` in the current scope
[INFO] [stdout]   --> examples/example_tokio.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |         match decoder.next_frame_future().await {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^ method not found in `Decoder<tokio::fs::File>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minimp3` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc8fe1651d74c4c93e17bd0ee4e0c5fc985c3988ccd43964746ebebf1e06d763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8fe1651d74c4c93e17bd0ee4e0c5fc985c3988ccd43964746ebebf1e06d763", kill_on_drop: false }`
[INFO] [stdout] fc8fe1651d74c4c93e17bd0ee4e0c5fc985c3988ccd43964746ebebf1e06d763